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Node / Express: EADDRINUSE, Address already in use - Kill server
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process.on('exit', ..) isn't called if the process crashes or is killed. It is only called when the event loop ends, and since server.close() sort of ends the event loop (it still has to wait for currently running stacks here and there) it...
Scatterplot with marginal histograms in ggplot2
Is there a way of creating scatterplots with marginal histograms just like in the sample below in ggplot2 ? In Matlab it is the scatterhist() function and there exist equivalents for R as well. However, I haven't seen it for ggplot2.
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How to construct a REST API that takes an array of id's for the resources
...d Dec 27 '10 at 20:04
Florin DumitrescuFlorin Dumitrescu
7,64833 gold badges3030 silver badges2929 bronze badges
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Is an index needed for a primary key in SQLite?
When an integer column is marked as a primary key in an SQLite table, should an index be explicitly created for it as well? SQLite does not appear to automatically create an index for a primary key column, but perhaps it indexes it anyway, given its purpose? (I will be searching on that column all t...
jQuery - Trigger event when an element is removed from the DOM
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Just checked, it is already built-in in current version of JQuery:
jQuery - v1.9.1
jQuery UI - v1.10.2
$("#myDiv").on("remove", function () {
alert("Element was removed");
})
Important: This is functionality of Jquery UI script (n...
Is there a portable way to get the current username in Python?
... in Python (i.e., one that works under both Linux and Windows, at least). It would work like os.getuid :
12 Answers
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Difference between shadowing and overriding in C#?
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Well inheritance...
suppose you have this classes:
class A {
public int Foo(){ return 5;}
public virtual int Bar(){return 5;}
}
class B : A{
public new int Foo() { return 1;} //shadow
public override int Bar() {return...
Remote JMX connection
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Had it been on Linux the problem would be that localhost is the loopback interface, you need to application to bind to your network interface.
You can use the netstat to confirm that it is not bound to the expected network inte...
Should URL be case sensitive?
...ese may not be easy. Users should always consider that
URLs are case-sensitive.
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How to overcome “datetime.datetime not JSON serializable”?
...ngine (per comments) and pymongo is a dependency, pymongo has built-in utilities to help with json serialization:
http://api.mongodb.org/python/1.10.1/api/bson/json_util.html
Example usage (serialization):
from bson import json_util
import json
json.dumps(anObject, default=json_util.default)
Ex...